In New Ross, July heat, January chill and rainfall all sit near the middle of U.S. towns
On a normal July day the thermometer tops out near 83°. Winter nights are cold: in January they are colder than in 68% of U.S. towns. The latest 30-year average runs 1.1° warmer than 1901–2000’s, with December up the most. Long walks are most pleasant from May to October, when afternoons reach 65–83°.
A year in New Ross at a glance
Each month’s typical high and low, and what it brings.
What stands out about New Ross’ climate
Compared with towns across the U.S., with New Ross’ place in Indiana beside it.
What a year in New Ross feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
About 167 frost-free days a year
In half of years the last 32° night comes by April 27 and the first by October 12. Frost and day counts come from NOAA’s station at Crawfordsville 6 Se, IN, 5 miles from the town’s center, at about the same height.
The 2023 USDA map puts New Ross’ center in zone 6a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −8°. Plant labels use the zone; frost dates tell you when to plant.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
About 22 inches of snow a winter
Snow, measured at Crawfordsville 6 Se, IN, falls mostly in January. Precipitation (rain plus melted snow) adds up to 43 inches a year; June is the wettest month and February the driest. Rain or snow falls on about 126 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
Heating and cooling a home in New Ross
89% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Crawfordsville 6 Se, IN.
Living with New Ross’ climate
What the numbers mean for a garden, a free afternoon and a bad-weather day.
167 frost-free days in zone 6a. The last frost comes by Apr 27 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 12.
Months with highs of 62–84° and lows of 40° or more: May, June, July, August, September and October.
Parks & trails →Of the yearly building losses FEMA expects in New Ross from natural hazards, river flooding is the largest share (45%); heat waves, cold waves, winter storms and ice storms together are 20%. Normals are averages; the hazards page covers the extremes.
Natural hazards →New Ross and similar climates
TownRatings has no climate map of the towns around New Ross yet.
Climates most like New Ross’, farther away
TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.
| Town | Jan. low | July high | Precip. | Snow |
|---|---|---|---|---|
| New Ross, IN | 18° | 83° | 43" | 22" |
| Bellefontaine, OH | 19° | 83° | 42" | 26" |
| Franklin Park, PA | 20° | 83° | 41" | 20" |
| Ghent, NY | 16° | 84° | 42" | 31" |
| Westbrook, CT | 22° | 83° | 47" | 25" |
Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.
Warmer than it used to be
The last 30 years in New Ross averaged 1.1° warmer than the 1900s. The biggest change is in December (+2.4°).
A smaller shift than in 71% of U.S. towns.
Change by month
The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.
How New Ross compares
Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with New Ross’ place among Indiana’s.
New Ross weather by month
Highs, lows and precipitation from NOAA’s grid at New Ross’ center; snow, wet days and snow on the ground from Crawfordsville 6 Se, IN. 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 34° | 18° | 2.8" | 7.4" | 11 | 10 | 18° – 38° |
| February | 39° | 21° | 2.3" | 5.7" | 10 | 9 | 17° – 41° |
| March | 50° | 30° | 3.2" | 3.1" | 11 | 2 | 33° – 55° |
| April | 62° | 40° | 4.4" | 0.3" | 12 | 0 | 44° – 56° |
| May | 73° | 51° | 4.7" | 0.0" | 13 | 0 | 55° – 70° |
| June | 81° | 60° | 5.0" | 0.0" | 12 | 0 | 66° – 74° |
| July | 83° | 63° | 4.6" | 0.0" | 10 | 0 | 67° – 80° |
| August | 82° | 61° | 3.5" | 0.0" | 9 | 0 | 67° – 77° |
| September | 77° | 53° | 3.2" | 0.0" | 8 | 0 | 60° – 70° |
| October | 65° | 43° | 3.4" | 0.0" | 9 | 0 | 50° – 59° |
| November | 51° | 33° | 3.5" | 1.0" | 10 | 1 | 34° – 49° |
| December | 39° | 24° | 2.8" | 4.2" | 11 | 6 | 17° – 41° |
| Year | 61° | 41° | 43.2" | 21.7" | 126 | 28 |
How much a month can swing
A normal is an average. December swings the most: from 1991 to 2020 its average ranged from 17° to 41°. June is the most reliable, staying within 8°.
Where New Ross’ numbers come from
Normals are 30-year averages, not a forecast. How TownRatings reads climate data →
- Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at New Ross’ center.
- Snow: Crawfordsville 6 Se, IN.
- Frost, freezing nights, 90° and 100° days, heating and cooling: Crawfordsville 6 Se, IN, 5 miles from the town’s center, at about the same height; the nearest station that passes our checks for distance, height and agreement with the grid.
- Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
- Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
- Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).
Common questions about New Ross’ climate
What is the weather like in New Ross?
A typical July afternoon reaches 83°, a January night drops to 18°, and about 22 inches of snow falls in a normal winter. Colder January nights than 68% of U.S. towns; cooler July afternoons than 68% of U.S. towns.
How cold does it get in New Ross in winter?
January nights average 18°. About 140 nights a year reach 32° or below and 9 reach 0° or below. In the coldest January of the last 30 years the month averaged 18°.
How much snow does New Ross get?
About 22 inches in a normal winter at Crawfordsville 6 Se, IN, most of it in January, with snow on the ground about 28 days a year.
How hot does it get in New Ross?
July, with a typical high of 83° and a low of 63°. About 12 days a year reach 90° (Crawfordsville 6 Se, IN).
When is the first and last frost in New Ross?
In half of years the last spring frost (32°) comes by April 27 and the first fall frost by October 12, about 167 frost-free days, at Crawfordsville 6 Se, IN.
What growing zone is New Ross in?
Zone 6a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −8°.
What is the best time of year to visit New Ross?
By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August, September and October. The rule is ours, not NOAA’s; the month table has the numbers to judge by.
Is New Ross getting warmer?
Yes: 1991–2020 averaged 1.1° warmer than 1901–2000 on NOAA’s grid. A smaller shift than 71% of U.S. towns.
Neighbors talk weather
Gardens, snow, and the best days of the year in New Ross.
Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.